Revit API 创建带箭头的标注

 

   [Transaction(TransactionMode.Manual)] 
  
 [Regeneration(RegenerationOption.Manual)] 
  
 
  public  
  class cmd : IExternalCommand 
  
 { 
  
      
  public Result Execute(ExternalCommandData cmdData,  
  ref  
  string msg, ElementSet elements) 
  
     { 
  
         UIDocument uiDoc = cmdData.Application.ActiveUIDocument; 
  
         Document doc = uiDoc.Document; 
  
         Selection sel = uiDoc.Selection; 
  
 
  
         Transaction ts =  
  new Transaction(doc,  
  " 
  http://revit.5d6d.com 
  "); 
  
         ts.Start(); 
  
 
  
         XYZ xyzOrigin = sel.PickPoint(); 
  
         XYZ pt1 = sel.PickPoint(); 
  
         XYZ pt2 = sel.PickPoint(); 
  
          
  //
         XYZ baseVec =  
  new XYZ( 
  0,  
  0,  
  0); 
  
         XYZ upVec =  
  new XYZ( 
  0,  
  0,  
  0); 
  
          
  double dWidth =  
  0.16; 
  
         TextAlignFlags textAlign = TextAlignFlags.TEF_ALIGN_LEFT | TextAlignFlags.TEF_ALIGN_TOP; 
  
 
  
         TextNote textNote = doc.Create.NewTextNote( 
  
             doc.ActiveView, xyzOrigin, baseVec, upVec, dWidth, textAlign 
  
             , TextNoteLeaderTypes.TNLT_STRAIGHT_L, TextNoteLeaderStyles.LCS_ONE_SEG_LINE, pt1, pt2,  
  " 
  标注 
  "); 
  
 
  
         ts.Commit(); 
  
 
  
          
  return Result.Succeeded; 
  
     } 
  
 } 
 

url: http://greatverve.cnblogs.com/p/TextNoteLeader.html